Sudoku games are a natural in a mobile computing environment. Unlike some puzzles such as crosswords or jigsaw puzzles, the Sudoku grid fits nicely on a hand-held device and the logic rules of the game are fairly easy for programmers to code. Perhaps for these reasons, literally thousands of Sudoku apps of all flavors are now available for iOS and Android devices. Here are some of our favorites.
Sudoku 2 by Finger Arts
Sudoku 2 is a great puzzle app with good graphics and a great interface. Read a review by Dave Fisher, About's guide to Puzzles.